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freenetis-github/application/models/ulog2_ct.php @ 8baed187

8baed187 Michal Kliment
<?php

defined('SYSPATH') or die('No direct script access.');
/*
* This file is part of open source system FreenetIS
* and it is release under GPLv3 licence.
*
* More info about licence can be found:
* http://www.gnu.org/licenses/gpl-3.0.html
*
* More info about project can be found:
* http://www.freenetis.org/
*
*/

/**
* Model form ulog.
*
* @author Michal Kliment
* @package Model
*/
class Ulog2_ct_Model extends Model
{

/**
* Creates function to ulogd
*
* @author Michal Kliment
*/
public static function create_functions()
{
$db = Database::instance();
$db->query("DROP FUNCTION IF EXISTS `UPDATE_CT`");
$db->query("
CREATE FUNCTION `UPDATE_CT`(
`_orig_ip_saddr` INT UNSIGNED,
`_orig_ip_daddr` INT UNSIGNED,
`_orig_ip_protocol` TINYINT(3) UNSIGNED,
`_orig_l4_sport` INT(5),
`_orig_l4_dport` INT(5),
`_orig_raw_pktlen` BIGINT,
`_orig_raw_pktcount` BIGINT,
`_reply_ip_daddr` INT UNSIGNED,
`_reply_l4_dport` INT(5),
`_reply_raw_pktlen` BIGINT,
`_reply_raw_pktcount` BIGINT,
`_icmp_code` TINYINT(3),
`_icmp_type` TINYINT(3),
`_flow_start_sec` INT(10),
`_flow_end_sec` INT(10))
RETURNS bigint(20) unsigned
READS SQL DATA
BEGIN
DECLARE _ip_address VARCHAR (255);
DECLARE _member_id, _is_local, _upload, _download, _local_upload, _local_download INT;

SET _ip_address = ip2str(_orig_ip_saddr);

SET _upload = _orig_raw_pktlen/1024;
SET _download = _reply_raw_pktlen/1024;
SELECT IF(COUNT(*) > 0, 1, 0) INTO _is_local
FROM local_subnets ls
WHERE (_orig_ip_daddr >> 24 & 255 | _orig_ip_daddr >> 8 & 65280 | _orig_ip_daddr << 8 & 16711680 | _orig_ip_daddr << 24 & 4278190080) & INET_ATON(netmask) = INET_ATON(network_address);

SET _local_upload = _is_local * _upload;
SET _local_download = _is_local * _download;

SELECT IFNULL(u.member_id, ip.member_id) INTO _member_id
FROM ip_addresses ip
LEFT JOIN ifaces i ON ip.iface_id = i.id
LEFT JOIN devices d ON i.device_id = d.id
LEFT JOIN users u ON d.user_id = u.id
WHERE INET_ATON(ip.ip_address) = INET_ATON(_ip_address);

INSERT INTO ip_addresses_traffics (ip_address, download, upload, local_download, local_upload, member_id)
VALUES(_ip_address, _download, _upload, _local_download, _local_upload, _member_id)
ON DUPLICATE KEY
UPDATE download = download + _download, upload = upload + _upload, local_download = local_download + _local_download, local_upload = local_upload + _local_upload;
INSERT INTO members_traffics_daily (member_id, download, upload, local_download, local_upload, date)
VALUES(_member_id, _download, _upload, _local_download, _local_upload, CURDATE())
ON DUPLICATE KEY
UPDATE download = download + _download, upload = upload + _upload, local_download = local_download + _local_download, local_upload = local_upload + _local_upload;
INSERT INTO members_traffics_monthly (member_id, download, upload, local_download, local_upload, date)
VALUES(_member_id, _download, _upload, _local_download, _local_upload, DATE_FORMAT(CURDATE(), '%Y-%m-00'))
ON DUPLICATE KEY
UPDATE download = download + _download, upload = upload + _upload, local_download = local_download + _local_download, local_upload = local_upload + _local_upload;
INSERT INTO members_traffics_yearly (member_id, download, upload, local_download, local_upload, date)
VALUES(_member_id, _download, _upload, _local_download, _local_upload, DATE_FORMAT(CURDATE(), '%Y-00-00'))
ON DUPLICATE KEY
UPDATE download = download + _download, upload = upload + _upload, local_download = local_download + _local_download, local_upload = local_upload + _local_upload;
REPLACE `config` (`name`, `value`) VALUES ('logging_state', NOW());
RETURN _member_id;
END
");
$db->query("DROP FUNCTION IF EXISTS `insert_rand`");
$db->query("
CREATE FUNCTION `insert_rand`() RETURNS bigint(20) unsigned
READS SQL DATA
BEGIN
SET @tnow=now();
INSERT INTO ulog2_ct
(orig_ip_daddr,
orig_l4_dport,
reply_l4_dport,
flow_start_sec,
flow_end_sec
)
VALUES (
rand()*4294967295,
rand()*80,
rand()*65535,
unix_timestamp(@tnow - interval (rand()*60) second),
unix_timestamp(@tnow)
);
RETURN LAST_INSERT_ID();
END
");
$db->query("DROP FUNCTION IF EXISTS `ip2str`");
$db->query("
CREATE FUNCTION `ip2str`(ip INT UNSIGNED) RETURNS varchar(15) CHARSET latin1
DETERMINISTIC
RETURN concat(ip & 255, \".\", ip>>8 & 255, \".\", ip>>16 & 255, \".\", ip>>24)
");
$db->query("DROP FUNCTION IF EXISTS `swap_endian`");
$db->query("
CREATE FUNCTION `swap_endian`(ip INT UNSIGNED) RETURNS int(10) unsigned
DETERMINISTIC
RETURN ((ip & 255)<<24 | (ip & 65280)<<8 | (ip>>8 & 65280) | ip>>24)
");
}

/**
* Destroy function to ulogd
*
* @author Michal Kliment
*/
public static function destroy_functions()
{
$db = Database::instance();
$db->query("DROP FUNCTION IF EXISTS `UPDATE_CT`");
$db->query("DROP FUNCTION IF EXISTS `insert_rand`");
$db->query("DROP FUNCTION IF EXISTS `ip2str`");
$db->query("DROP FUNCTION IF EXISTS `swap_endian`");
}

/**
* Checks pre requirements for ulogd
*
* @author Michal Kliment
* @return boolean
*/
public function check_pre_requirements()
{
$user_model = new User_Model();

return ($user_model->function_exists('UPDATE_CT') &&
$user_model->function_exists('insert_rand') &&
$user_model->function_exists('ip2str') &&
$user_model->function_exists('swap_endian'));
}

}